A22Z-R25 datasheet(2/40 Pages) OMRON

2 / 40 page

Emergency Stop Pushbutton Switches (22-dia. or 25-dia.) Screw Terminal Block types

A22E

Install in 22-dia. or 25-dia. Panel Cutout

(When Using a Ring)

• Increase wiring efficiency with three-row mounting of Switch

Units. (with non-lighted Switch Blocks, three Units can be

mounted for multiple contacts).

• Mounted using either open-type (fork-type) or closed-type

(round-type) crimp terminals.

• Oil-resistant to IP65 (non-lighted models) / IP65 (lighted models).

• A lock plate is provided as a standard feature to ensure that the

control box and switch are not easily separated.

Model Number Structure

Model Number Legend (Completely Assembled)........Shipped as a set which includes the Operation Unit, LED

Lamp (lighted model only), Mounting Latches, Switch

Block, and Lock Plate

Be sure to read the "Safety Precautions" on pages 15 and 37.

For the most recent information on models that have been certified for

safety standards, refer to your OMRON website.

1. Lighted/Non-lighted

4. Contacts

5. Configuration

3. LED Lamp voltage

Lighting unit (Direct lighting)

Lighting unit (Voltage-reduction lighting)

2. Operation Unit size (diameter)/Reset function

Code

Description

None

Non-lighted

Lighted

Code

None

Configuration

Switch only

Note 1. NO: 1a-contact

NC: 1b-contact

2. For details on the unit position, refer to the figure below.

Switch with Integrated Control Box

Code

Size

Description

40 dia.

Pull-reset

30 dia.

Turn-reset

M40 dia.

L60 dia.

Code

Description

Operating Voltage

Lighted

(LED)

None

Non-lighted

---

6 A

12 A

12 VAC/DC

6 VAC/DC

24 A

24 VAC/DC

* Equipped with 24-VAC/DC LED.

Code

Operating Voltage

200 VAC

100 VAC

* Lighted Emergency

Stop Switches are

available only for the

medium (M). turn-reset

models.

6. Configuration

Code

Configuration

Neither “EMO” nor “EMS” printed, arrows engraved in red.

“EMO” printed in white, arrows engraved in red.

“EMO” and arrows printed in white.

None

EMO-RD

EMO

“EMS” and arrows printed in white.

EMS

EMS-RD “EMS” printed in white, arrows engraved in red.

Lighted

(LED)

Description

(Example: A22EL-M-24A-01)

Number of

Switch Blocks

Unit position

Non-lighted

Code

Lighted

---

Lighting unit

NC NO

Lighting unit

---

NC NC

Lighting unit

NO NC

NC NC NC

---

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